getOrThrow

function Object.getOrThrow<
    T extends object,
    U extends keyof AllUnionFields<T>,
>(
    target: T,
    key: U,
): Exclude<AllUnionFields<T>[U], null | undefined>

Returns the value of key property from target object, or throws an error if not found or null/undefined.

Example

data-first

import { Object } from "@monstermann/object";

Object.getOrThrow({ a: 1, b: 2 }, "a"); // 1
Object.getOrThrow({ a: 1, b: 2 }, "c"); // throws FnError

data-last

import { Object } from "@monstermann/object";

pipe({ a: 1, b: 2 }, Object.getOrThrow("a")); // 1
pipe({ a: 1, b: 2 }, Object.getOrThrow("c")); // throws FnError